Desk



FIG. 1 is a top plan view of a leg-supported desk _with a back-to-back arrangement of two modules;

FIG. 2 is a front elevation view of the desk of _FIG. 1 wherein the desk is supported on tubular legs; and

FIG. 3 is a left side elevation view of a back-to-back, _tubular leg supported desk.

The side of the desk not shown is a _mirror image of the side shown in FIG. 3. 

The ornamental design for a desk, as shown and described. 